Tube-number record
14UP4
0 archive entries
14UP4 is a tube type in the TubeDatabase archive (class: Cathode-Ray Tube). Recorded specifications: brand General Electric, year 1956, construction Display / CRT, base Small-shell Duodecal, socket Duodecal, and maximum plate voltage 14000 V. The archive does not yet hold a photographed example of this type.
BrandGeneral Electric
ClassCathode-Ray Tube
BaseDuodecal
Filament6.3 V @ 0.6 mA
Construction
Primary TypeDisplay / CRT
EnvelopeGlass
Base MaterialSmall-shell Duodecal
Sections1
Filament / Heater
Absolute Maximum Ratings
Plate Voltage14000 V
Grid 2 Voltage500 V
Grid 1 Voltage-125 V
H-C Voltage180 V
Audio Performance
Key Features
- Magnetic focus
- Magnetic deflection
- 70-degree deflection angle
- Aluminized screen
- Gray faceplate
- High-resolution gun
Typical Operation
| Mode | Plate V | Gm (µmhos) | Rp (Ω) | µ | Plate mA |
|---|---|---|---|---|---|
| Typical | 12000 V | — | — | — | — |
0 results